HackerRank - LinkedList - insert a node at the head of a linked list

InsertANodeHeadOfList.cpp

/*
  Insert Node at the begining of a linked list
  Initially head pointer argument could be NULL for empty list
  Node is defined as 
  struct Node
  {
     int data;
     struct Node *next;
  }
return back the pointer to the head of the linked list in the below method.
*/
Node* Insert(Node *head,int data)
{
   Node* newHead = new Node(); 
   newHead->data = data;    
   
   newHead->next = head; 
   return newHead; 
}